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Almost all Engineering students might have Microprocessors & Microcontrollers laboratory classes in the course of 4 year degree. So, one must know how to write programs and feed it into 8085 & 8051 kits to get proper output. Unfortunately, most of us won't have access to those trainer kits when we want. Here, simulators come for the rescue. Simulators are nothing but computer programs that are capable of doing the same thing as the real devices do. So, development kits are not at all needed for gearing-up for practical exams. One can execute assembly language programs on the PC itself. What are all the benefits of using Simulators Syntax-highlighting - If the syntax you use is wrong, it will show it. Machine code - Equivalent machine code for your assembly language can easily be obtained. Testing - You can test the code before feeding it to Microprocessor or Microcontroller Prerequisites for both 8085 & 8051 Simulators To work with the simulators which I'm going to ...

'It is sine qua non to eat balanced food to stay healthy' What will you do when you read a piece of text like the one above? Do you know the meaning of 'sine qua non'? Sure, 95% of you might have no idea and assume a meaning to that word to know what the passage conveys. It might be good for the time being, but your English vocabulary would not improve. Also, you couldn't open your dictionary app of your smart phone or similar software on desktop to know the meaning. It is tedious and time consuming. So, what you can do about it? There are ways by which you can get the meaning, usage, examples, past & perfect forms, usage as adjective, adverb, noun forms, as well as the pronunciation of any particular word you come across on Internet easily. If you are not proficient enough in English, there is also a way to get the meaning of words in your mother tongue. Quite interesting right?? Note: This tip is applicable for chrome users only. I will find equivalent add-on...

All savvy computer users know what is VirtualBox , how and why it is used. But rather than just virtualizing, you can use it for other purposes too. The following things can also be done using VirtualBox in my point of view. For the one who don't even know what is VirtualBox, I recommend you to read the Lifehacker's guide to VirtualBox . Hide your personal files Tired of searching applications to hide your personal files? VirtualBox can give you real solution. You must have used Shared folders in VirtualBox. You could hide files, if the size of your Virtual hard disk is large enough to accommodate your files. Now all you need to do is, just cut and paste the files you want to hide from the Shared folders to the Virtual hard drive. You can retrieve the files from the VirtualBox whenever you need it. Note : One thing must be taken care in this method, if your Virtual hard disk is "Dynamically allocated". This type of hard drive will grow in size, when it is used. (i.e)...

So, you use Gtalk and Yahoo messenger to chat with your gmail and ymail contact lists and signing in to Facebook to chat with your Facebook friends. You can have all of your Gtalk, Yahoo, Facebook, Myspace friends at single place and can chat with them whenever they come ON in the web. This can be made possible by using any of the Instant Messenging application like Pidgin. All you need to do is configuring those softwares correctly. UPDATE on 17/09/2015: Pidgin will no longer work for Facebook as Facebook disabled its XMPP Chat API from April 30th, 2015. What is an Instant Messenger aka IM Instant messenger is an application which lets you chat with your friends of different social networking sites and alike services whenever they are online. Pidgin Pidgin is one of the best IMs available in the internet. It supports AIM, ICQ, Facebook, GTalk, Yahoo, Myspace and many more. You need to add the required account that's all. Pidgin will do the rest. You can sign-in to multiple accoun...

How will you open your Web browser? Are you using a Desktop shortcut? You don't need to. You can simply assign keys to do whatever you need. You can assign alt + C to open Chrome browser or you can set that combination to open your Movies folder or to shutdown your pc. AutoHotkey is a small handy utility used to create Hotkeys for anything that we would like to do in our pc from creating shortcut keys to open programs to Muting your speaker with a single keystroke. It can be used to do some cool things like creating multimedia keys (if your keyboard don't have any), remapping keys (making a key to work as another key) it would be useful if you have damaged any important keys in your keyboard. So, in this post I will explain you how to use AutoHotkey in a productive way. First, You must have installed AutoHotkey in your pc. Download AutoHotkey . After installing it, right click anywhere in your desktop or in Windows Explorer. Then select New and then AutoHotkey script. Name tha...

Assume, you have to select multiple files from your PC in random to fill your USB flash drive. As we all know, you must press and hold ctrl to select multiple files. That was little bit irritating to me. I wanted to get rid of it. I have found a cool trick to eliminate the problem. So, in this post I will explain you how to select multiple files without holding ctrl. There are two different ways to achieve it. They are Using Windows default settings Using third party tool AutoHotkey Using Windows default settings It's just simple. You just need to change one setting. After that all files will have a check box in the top left corner. To select files, you must make a tick in every individual file. As a result of this, ticked files will be selected. To make this work just do the following. Windows 8 users: Open Windows Explorer then select view Tab and make a tick in Item Check Box Windows 7 users: Open Windows Explorer then Organise → folder options → Use tick boxes Still, I wa...

Almost 65% of the world people use digital devices daily. And we have been doing copy paste operations with this devices. We copy texts from internet or mp3s from our friend's pendrive and paste it to memory storage devices. This post is all about how to perform this copy paste operations more efficient than ever before by making use of clipboard managers. What is a clipboard manager? Clipboard mangers are nothing but small applications that saves the history of the things we copied irrespective of whether it is a file or text and retrieves that from our system's memory whenever it is needed. You can save upto 1000 entries (depending upon the application you use) and paste whenever needed. It means you can even paste the mobile number of your friend that you copied 4 months earlier. Assume you are filling an application form, in that form you have to enter your and your dad's e-mail id several times. What will you do? Do you have time to copy and paste the e-mail ids every...

Tamilnadu Government is giving Laptop to Government and Aided institute's HSC and Arts college students. The manufacturer of the laptop is most probably Lenova, HCL or Acer. The size of the hard disk in the Lenova laptop is about 300GB. Now, In this post I'm going to show you how to resize the linux partition so that you can use that partition (which will have the size of around 88GB) without deleting the BOSS Linux. You must also remember that Removal of BOSS Linux may cause the warranty of the product.You can also download this guide as pdf for your future reference. They have partitioned the laptop in the following way: 59GB   - Local disk C 141GB - Local disk D 98GB   - This partition is allocated to BOSS linux Why should I shrink the linux Partition? You can't use the 98GB linux partition in Windows. 6-10GB is enough for linux. We can both read & write NTFS (Windows partition) in linux. We can't even read a linux partition in windows. Most of us will not use...